340440360 has 96 divisors (see below), whose sum is σ = 1105993440. Its totient is φ = 83795712.

The previous prime is 340440349. The next prime is 340440361. The reversal of 340440360 is 63044043.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 340440360.

It is not an unprimeable number, because it can be changed into a prime (340440361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11887 + ... + 28673.

It is an arithmetic number, because the mean of its divisors is an integer number (11520765).

Almost surely, 2^340440360 is an apocalyptic number.

340440360 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340440360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552996720).

340440360 is an abundant number, since it is smaller than the sum of its proper divisors (765553080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340440360 is a wasteful number, since it uses less digits than its factorization.

340440360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16827 (or 16810 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 340440360 is about 18451.0259877330. The cubic root of 340440360 is about 698.2543988845.

The spelling of 340440360 in words is "three hundred forty million, four hundred forty thousand, three hundred sixty".